
// 小练习1

public class HomeWork01 {

	public static void main(String[] args){

		int n1;
		n1 = 13;
		int n2;
		n2 = 17;
		int n3;
		n3 = n1 + n2;
		System.out.println("n3 = " + n3);//30
		int n4 = 38;
		int n5 = n4 - n3;
		System.out.println("n5 = " + n5); // 8
	}
}